ia64/linux-2.6.18-xen.hg

view drivers/char/rio/unixrup.h @ 893:f994bfe9b93b

linux/blktap2: reduce TLB flush scope

c/s 885 added very coarse TLB flushing. Since these flushes always
follow single page updates, single page flushes (when available) are
sufficient.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Jun 04 10:32:57 2009 +0100 (2009-06-04)
parents 831230e53067
children
line source
1 /*
2 ** -----------------------------------------------------------------------------
3 **
4 ** Perle Specialix driver for Linux
5 ** Ported from existing RIO Driver for SCO sources.
6 *
7 * (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 **
23 ** Module : unixrup.h
24 ** SID : 1.2
25 ** Last Modified : 11/6/98 11:34:20
26 ** Retrieved : 11/6/98 11:34:22
27 **
28 ** ident @(#)unixrup.h 1.2
29 **
30 ** -----------------------------------------------------------------------------
31 */
33 #ifndef __rio_unixrup_h__
34 #define __rio_unixrup_h__
36 #ifdef SCCS_LABELS
37 static char *_unixrup_h_sccs_ = "@(#)unixrup.h 1.2";
38 #endif
40 /*
41 ** UnixRup data structure. This contains pointers to actual RUPs on the
42 ** host card, and all the command/boot control stuff.
43 */
44 struct UnixRup {
45 struct CmdBlk *CmdsWaitingP; /* Commands waiting to be done */
46 struct CmdBlk *CmdPendingP; /* The command currently being sent */
47 struct RUP __iomem *RupP; /* the Rup to send it to */
48 unsigned int Id; /* Id number */
49 unsigned int BaseSysPort; /* SysPort of first tty on this RTA */
50 unsigned int ModTypes; /* Modules on this RTA */
51 spinlock_t RupLock; /* Lock structure for MPX */
52 /* struct lockb RupLock; *//* Lock structure for MPX */
53 };
55 #endif /* __rio_unixrup_h__ */